RISE OF THE REPUBLICAN PARTY REPUBLICAN PARTY WAS BORN OUT OF THE GREAT POLITICAL CRISIS OF THE 1850S. DISAGREEMENT OVER THE FATE OF SLAVERY WAS THE PRIME FORCE BEHIND THIS CRISIS, BUT a. EUROPEAN IMMIGRATION, b. WESTWARD EXPANSION C. INDUSTRIALIZATION D. POLITICAL CORRUPTION TROUBLED AMERICANS. TWO MAJOR PARTIES: DEMOCRATS WHIGS SEEMED UNABLE TO DEAL WITH THESE NEW CHALLENGES. BY THE EARLY 1850S, A NEW, COHESIVE POLITICAL PARTY WAS EMERGING THAT HAD A REGIONAL BASIS IN THE NORTH. FIRST REPUBLICAN NATIONAL CONVENTION WAS HELD IN PHILADELPHI IN 1856. REPUBLICAN CONVENTION : NOMINATED: JOHN FREMONT - PRES. WILLIAM DAYTON – V.P. ABRAHAM FINISHED 2ND IN THE BALLOTING FOR THE V.P. PARTY PLATFORM - FOCUSED ON PREVENTING THE SPREAD OF SLAVERY IN THE WESTERN TERRITORIES. USED THE WILMOT PROVISIO THAT HAD URGED THAT SLAVERY BE PROHIBITED FROM ANY TERRITORY ACQUIRED AS A RESULT OF THE MEXICAN WAR. N THIS WAS NEVER PASSED INTO LAW BUT WAS THE BASIS OF THE REPUBLICAN MOVEMENT. RESULTS OF THE ELECTION OF 1856